How Does the MenB Vaccine Work?
The MenB vaccine works by introducing small, harmless pieces of the meningococcal group B bacteria to the immune system. This allows the immune system to recognize and remember these pieces, so that if the body is ever exposed to the actual bacteria, it can quickly respond and fight off the infection.
Protection for the Entire Community
By vaccinating children against MenB, not only are individuals protected from serious illnesses, but the spread of the bacteria is also greatly reduced in the community. This helps to create herd immunity, where even those who are not vaccinated are less likely to come into contact with the bacteria, making everyone safer.
Side Effects of the MenB Vaccine
Like any vaccine, the MenB vaccine can cause mild side effects such as redness or swelling at the injection site, fever, or irritability. These side effects are usually mild and go away on their own. It is important to weigh the benefits of the vaccine in protecting against serious illnesses against the risks of potential side effects.
Preventing Bacterial Infections
The MenB vaccine plays a vital role in shielding children against bacterial infections triggered by meningococcal group B bacteria. Some severe illnesses that can result from MenB infections include infections in the brain and spinal cord as well as blood poisoning.
Timing of Vaccine Administration
Children are recommended to receive a total of 3 doses of the MenB vaccine as part of the NHS vaccination program. These doses are integrated with other routine vaccines and are scheduled at 8 weeks, 12 weeks, and 1 year of age.
It’s imperative to adhere to the vaccination schedule to ensure optimal protection when children are most vulnerable. In case a child misses any MenB vaccine doses, prompt communication with their GP surgery is advised, as the vaccine can still be administered up to the age of 2.
Eligibility and Exceptions
Most children are eligible for the MenB vaccine, except for those who have had a severe allergic reaction to a previous dose or a component of the vaccine.
Special Considerations
If a child is unwell but without a high temperature, they can still receive the MenB vaccine. However, it’s advisable to wait until they recover if they have a high temperature.
Unique UK Vaccine
Children in the UK receive a specific type of MenB vaccine. Parents should review the ingredients detailed in the patient leaflet for further information.
Vaccine Management and Side Effects
GP surgeries typically communicate with parents regarding their child’s MenB vaccinations through various channels. While it’s recommended to adhere to the vaccination schedule, children can still receive the vaccine up to the age of 2.
For Further Inquiries or Changes
- Contact your GP if you missed appointments or have concerns about the vaccinations.
- If your child is unwell with a high temperature, alert the healthcare provider.
- If there’s a need to reschedule a vaccination, GP surgeries can assist with booking or reorganizing appointments.
Possible Side Effects of MenB Vaccination
Common side effects of the MenB vaccine can include mild fever, irritability, and redness or swelling at the injection site. These side effects are usually mild and go away on their own within a few days. However, if you notice any severe or persistent side effects, contact your GP immediately.
Monitoring Your Child After Vaccination
After receiving the MenB vaccine, it’s important to keep an eye on your child for any unusual symptoms or reactions. Watch for signs of an allergic reaction, such as difficulty breathing, swelling of the face or throat, or a rash. If you notice any concerning symptoms, seek medical attention right away.
Safety and Monitoring
The MenB vaccine may induce certain side effects, although not all children will experience them. Common side effects include pain at the injection site, high temperature, fatigue, reduced appetite, and diarrhea.
Further Assistance Needed?
- Seek help for specific temperature-related concerns post-vaccination.
- If a temperature persists beyond 48 hours, or the child remains unwell, contact a healthcare provider promptly.
Effective Protection
The MenB vaccine has been successful in shielding children against a majority of meningococcal group B bacteria in the UK, thereby reducing the incidence of related illnesses since its introduction.
It’s important to note that the vaccine does not provide protection against all causes of meningitis and sepsis, emphasizing the significance of recognizing symptoms associated with these conditions.
Here are some tips to facilitate a smooth vaccination appointment for your child:
- Bring along the personal child health record (PCHR).
- Inform the clinic if someone else will be accompanying the child.
- Dress the child in clothing that is easy to remove.
- Remain calm and explain procedures in simple terms to the child.
- If needed, hold the child during the injection for comfort.
- Avoid rushing to the appointment and maintain open communication with the healthcare provider.
- Follow any post-vaccination care instructions provided by the healthcare provider.
Post-Vaccination Comfort
Children may experience temporary distress post-vaccination but typically feel better after a comforting embrace. Any discomfort or redness at the injection site should subside within a few days.
Some children may exhibit restlessness, malaise, or have a slight temperature elevation.
Dealing with a High Temperature
- Adjust clothing layers, encourage fluid intake, and administer fever medication if needed.
As a preventive measure, consider providing liquid paracetamol following the MenB vaccine at 8 and 16 weeks.
Caution with Aspirin Usage
Avoid administering aspirin to children under 16 years without a physician’s prescription.
Handling Severe Allergic Reactions
While severe allergic reactions from vaccines are rare, healthcare professionals onsite are equipped to manage them promptly, ensuring a full recovery.
Each vaccine has the potential for side effects, most of which are minor and transient. Continuous monitoring of vaccine safety is in place. The decision not to vaccinate carries its own set of risks.
Additional Considerations
Risks of DTaP Vaccine
Common side effects:
- Soreness, fever, fussiness
Though severe reactions are extremely unlikely, they can occur.
Information sourced from the DTaP Vaccine VIS.
Risks of Hepatitis A Vaccine
Common side effects:
- Soreness, fever, tiredness
Post-vaccination fainting is possible. Notify the provider of any unusual symptoms.
Rare severe reactions are feasible but uncommon.
Information based on Hepatitis A Vaccine VIS.
Risks of Hepatitis B Vaccine
- Side effects may include soreness, fever, headache, and fatigue.
Notifying the healthcare provider about dizziness, vision changes, or ear ringing post-vaccination is advisable. In rare instances, severe allergic reactions or other serious consequences can occur.
Information sourced from the Hepatitis B Vaccine VIS.
Effects of Hib Vaccine
- Post-Hib vaccination, symptoms like redness, warmth, and swelling, along with fever, may occur.
If post-vaccination fainting is observed, report dizziness, vision changes, or ear ringing to the provider for further evaluation.
As with any medication, there’s a slim possibility of severe allergic reactions or other serious issues related to the Hib Vaccine VIS.
Risks of HPV Vaccine
- Following the HPV vaccine, individuals may experience soreness, redness, or swelling at the injection site.
- Post-vaccination occurrences may include fever or headache.
Seek medical attention if dizziness, changes in vision, or ear ringing occur post-vaccination. Just like any medication, there’s a slight risk of severe allergic reactions or other serious outcomes, as indicated in the HPV Vaccine VIS.
Adverse Effects of Inactivated Influenza Vaccine
- Occasional side effects include soreness, redness, swelling, fever, muscle aches, and headache.
- In rare situations, there might be a slightly heightened risk of Guillain-Barré Syndrome.
Post-vaccination instances of fainting should be reported to the provider, particularly if dizziness, vision changes, or ear ringing are present. Severe allergic reactions or other significant outcomes are possible in extreme cases. Information is based on the Influenza Vaccine VIS.
Side effects associated with live, attenuated influenza vaccine (LAIV)

- Symptoms post-vaccination may include runny nose, nasal congestion, wheezing, and headache.
- Other potential side effects could involve vomiting, muscle aches, fever, sore throat, and cough.
Typically, post-vaccination issues are mild and short-lived. Severe allergic reactions or other serious complications remain a remote possibility, as with any medication.
Risks from MMR Vaccine
- Possible side effects consist of arm soreness, redness, fever, and a mild rash.
- Severe complications are rare and may involve seizures, low platelet count, and other reactions.
Information derived from the MMR Vaccine VIS.
Effects of MMRV Vaccine
- Post-MMRV vaccination, arm soreness, redness, fever, and a mild rash may occur.
- Rare severe reactions, including seizures and temporary low platelet count, may manifest.
As with any medication, there’s a slight risk of severe allergic reactions, serious injuries, or even death, though the probability is low. Information is based on the MMRV Vaccine VIS.
Addressing Potential Risks with Meningococcal Vaccines
- Redness or soreness in the injection area can occur post-menACWY vaccination.
- Some individuals might experience muscle pain, headache, or tiredness after vaccination.
If post-vaccination symptoms like dizziness, vision changes, or ear ringing arise, contact the provider promptly. While severe reactions are rare, there’s an extremely slim chance of severe allergic reaction, other serious harm, or fatality. Information sourced from the Meningococcal ACWY Vaccine VIS.
Effects of Meningococcal Vaccines
- Following the meningococcal B vaccine, individuals may develop soreness, redness, swelling, fatigue, headache, muscle or joint pain, fever, chills, nausea, or diarrhea.
Given the remote likelihood of severe reactions, vigilant monitoring for post-vaccination symptoms is crucial. Inform the healthcare provider if dizziness, vision changes, or ear ringing are experienced. Information is derived from the Meningococcal B Vaccine VIS.
Complications from PCV
- Post-pneumococcal conjugate vaccination, redness, swelling, pain, tenderness, fever, loss of appetite, irritability, tiredness, headache, muscle aches, joint pain, and chills may occur.
For those receiving pneumococcal conjugate and inactivated influenza vaccines concurrently, children may have a heightened risk of fever-induced seizures. Consulting the healthcare provider for detailed guidance is recommended.
Risks from PPSV
- Redness, pain, fatigue, fever, or muscle aches can manifest after PPSV23 vaccination.
If you experience fainting, dizziness, vision changes, or ringing in the ears after receiving a vaccine, it is important to inform your healthcare provider. While serious reactions are uncommon, there is a slight possibility of severe allergic reactions, serious injuries, or even death from certain vaccines like PPSV23, as indicated in the PPSV23 Vaccine VIS.
Risks from polio vaccination may include soreness, redness, swelling, or pain at the injection site.
It is crucial to monitor any symptoms following vaccination and report any issues to your healthcare provider. Just like with any medication, there is a small risk of severe complications associated with the Polio Vaccine, as mentioned in the Polio Vaccine VIS.
After receiving a rabies vaccine, you may experience soreness, redness, swelling, itching at the injection site, along with symptoms like headache, nausea, abdominal pain, muscle aches, or dizziness. Additional reactions like hives, joint pain, or fever may occur after booster doses. It is important to notify your provider if you experience dizziness, vision changes, or ringing in the ears post-procedure. Vaccinations carry a minimal risk of severe allergic reactions, serious injuries, or death.
Specific vaccines come with their own set of risks:
– Rotavirus vaccine: Possible side effects include irritability, temporary diarrhea, vomiting, and the risk of intussusception, a potential bowel blockage.
– Td vaccine: Common side effects may include pain, redness, swelling at the injection site, fever, headache, fatigue, and gastrointestinal symptoms.
– Tdap vaccine: Similar side effects to the Td vaccine can be expected after administration.
– Chickenpox vaccine: Symptoms may include arm soreness, redness, rash, fever, pneumonia, brain infection, seizures, and potential immune system issues.
– Yellow fever vaccine: Soreness, swelling, fever, and nervous system reactions are possible, particularly in older adults and individuals with weakened immune systems.
– Shingles vaccine: Common reactions include a sore arm, pain, redness, and swelling, with Guillain-BarrĂ© syndrome being a rare complication.
Each vaccine carries its own risks of side effects. It is always advisable to consult with healthcare professionals if you experience any concerning symptoms.